Heater



A. BROOKS Jan. 8, 1935.

HEATER 5 Sheets-Sheet l Fi led June 17, 1932 lllb'.

' Invenlar 7 272 ur firaafis,

A. BROOKS Jan. 8, 1935.

HEATER Filed June 17, 1932 s Sheets-Sheet 2 quill lllllllllll an n u u n.ranil flllomey products of combustion may pass outwardly. from heat. Ifdesired arrangement may be made:

claims; It will be obvious thata gaseous fuel.

1 manner described.

tained. 1 1

which rise from the charge in the inner annulus 28 through the spacebetween the annuli 27, 28 and into the burning fuel on the grate, whichgases are largely composed of products of partial combustion of the fuelcharge in the inner annulus 28, whereby the intensity of the combustionin the combustion chamber or fire-pot of the stove is favorablyinfluenced, and economy in fuel secured.

Surrounding. the back and two, sides of the casing is 'afseries of[spaced jverticalitubular cOnduit's BI. Thesehave their lower endscommunicated with a chamber 32 which is coexr;

, rearwardly extending portion of said upper and tensive with the bottom'7 of the casing and TOWBI Chambers at the back of the s a fl projectstherebeyond at all sides. The front end'E: of-the chamber 32 is providedwith a,removabl e closure 33 for cleaning purposes. "The upper'ends ofthe conduits 31 at the back'offthe'.casingfare'zi: communicated with thechamber 35 which exv tends on the back of the stove and therebeyond atthe upper end thereof andwhich is .consti-v tiited by theiannulus 2111,the topgenerally des-f. ig-nated ZI, 'and the partition 22'; '7 Thepartition:-

'22, 1atthefrear of the upper part of the casing,

is providedwith alongitudinal opening 36 which; communicatesthechamber35 with the interior of;,.the'- casing, The conduits 31 at theopposite; side's'of the casing extendbetween andconnect: the overhangingsides of the. top or the. casing and of the chamber 32 so that gases andother;

the interior: of the casing and downwardly through the side conduits 31into the lower chamber 32 and upwardly through theback conduits 31 to'the chimney opening at the back gases andproducts of combustion-heatstheconduits 31 w hich,- in turn, radiate the heattoteifi ciently heat aroom or the like. The damper openingf36 in the partition 22 is providedfor; creating adirect draft for the stove as-when starting afiretherein. As seen, the products ofcomb'ustio n finally escape through thechimney collar ,39. ;In this way a relatively small amount of fuelexpenditure secures a large radiation of;

whereby to circulatethe gases and products of combustion upwardly at oneside of the stove and downwardly at the other instead of in the .ljor'controlling the passage of gases andprod? w s: combustion in the mannerdescribed the opening 36 in the partition22' is provided with, ahingedly mounted damper 37 which is operable I at the: rearof thetopethrough the a'ge'ncypf arod 38 projectingfrom-the-structure,

.1 shown, the conduits 31 areconside ablyspaced apart, but if desired,this spacing nlay; be reduced and the size and-contour of the conduitsaltered according-to the results desired and the size and shape oftheheater upon which they are-applied.

--Though I-have shown and described hereinia preferred embodimentof theinvention, it is to i be definitely understood that I do "not desir tolimit the application of the invention thereto} and any; change orchanges may be madej'in' material and structure of parts within thespiritf o fit he invention, and the scope of the subjoined burner meanscould easily be substituted foigthe solidinel' burning means in the'inventionjandf the same'ladvanta'ges of heating efliciency obj-.connection on the extended portion at the back ofthe upper chamberabove the upper ends of the 'baclitnbes;"a" partition within and acrossa rear portion ofssaidmpper chamber and defining with theback wall ofthe casing a third chamber witnwhich said flue connection and the upperends of the back tubes eormnunicate, a part of th febackwall of saidfcaI b'o've and adjacent the lowerend'thereof being proyidedwith openingmeans communicating with the air space immediately below said grate andwith the lower pangor somelo'f s'aidjback tubes, and means foropeningfand closing. said {opening .means, and air inlet means the frontwall of 'said lower closed 'cliamberper'mitting air to, be drawn into;said lower closed; chamber and to be drawn upward ly j through] thecharge and. then passed downwardly through the side, tubes and'upwardlythrough the back tubes and through said third. chamber and to said flueconnection,

j 2. Ina heate'r,,a generallyirectangular casing having a grate aboveits lower end and an airv inlet belo'w said grate, a housing closing thetop" of said casing and having portions overhanging the opposite sidesand the back'of'said casing, a partition, extending across ,the back andv between" tlielfsids of said housing and. definingwith' the "back wallof said housing a chamber, a closed second chamber closing the; bottom,of said casing'fbfelow said air inlet,la plurality oftubes ate'ach sideof the casing-whose opposite. ends n communicate with; the overhangingside portions of" said housing and with ,said' second chamber,athird-plurality of tubes having their oppositee'nds' communicating withthe first mentioiie'd'jchamberfand,with a ,.back,.part of saidsecond'chariiber whereby air entering by said air inlet is drawnupwardly in said casing then flows downwardly through the side tubes tosaid 's'ec-- 0nd ,charnber, "then upwardly through the back tubes to thefirstmentioned f chamber, said partition being substantially.vertically. aligned with theba'ckfwallof thecasing; and flue meansopening through; the top of said' first mentioned chamber;the'baclg'wall of said casing havinga check-l draft opening in [itslower part communicating with the air space, immediately below saidgrate, and the lower partofv some of said back-tubes andj'means'for'opening and closing said check-- draft opening v [p3, Ina heater; agenerally rectangular casing havin'gvalgrate 'aboveits lower end and anair inlet below said grat,a 'housin'gclosing thetop ofsaid casingandh'aying portions overhanging the lopposite sides" and the back ofsaid casing, a partition'extending across the back and betweenf thef-sid'eswof [said housing and defining i withthej backwall of saidhousing a chamber, a jclosedfs'econd chamber closing the bottom ofsaidic'asing' bellow said air inlet, a plurality of v elesiei i y' i e ith se ieei e ve e ends communicate with the overhanging side portions ofsaid housing and with said second chamber, a third plurality of tubeshaving their opposite ends communicating with the first mentionedchamber and with a back part of said second chamber, said partitionbeing substantially vertically aligned with the back wall of the casing,and flue means opening through the top of said first'mentioned chamber,the back 10 wall of said casing having a checkdraft opening in its lowerpart communicating with the air space immediately below said grate andthe lower part of some of said back tubes,pand means for opening andclosing said checkdraft opening, said partition having a restrictedopening provided with a movable damper permitting rise of air andproducts of combustion from the interior of the casing to said flueconnection without passing first through said tubes.

ARTHUR BROOKS.

